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Android Studio, Android System
Basics and Git
GITMAD
Project Creation
Create a dummy project for
walkthrough.
Android Folder Structure
• Manifest XML
• Java Folder
• Classes
• Activities
• Resource Folder
• Layouts
• Colors
• Gradle
Android Manifest
App permissions
located here
Activity relationships
States the Main
activity
Java Folder
Where actual code implementation is located
Classes and Interfaces
Activity/Activities
• Main screen that a user sees and interacts with
• All interactions everything for programing and implementation
• Mostly use fragments (advanced)
Life Cycle
•Most important functions
• onCreate()
• onPause()
• onResume()
•Used by the Android system to manage
resources
”R” Reference System
• R holds all the references to items in the project, stored as integers
• References everything in the ‘res’ folder.
Res Folder
Layouts
Layouts for Screens and Views
Colors
Colors use will be reusing
Strings
Where strings should be stored that are used in project
Gradle
My one and only true love
Builds the app
Where additional libraries
are added
Mostly chage the red area
•Create new Activity
• Right Click on ”Java” folder -> New ->
Activity
Activity Creation
• Found towards the bottom
•Same method to create other type of
files
•Play around with right click to see
what you can create.
Tips
•Set line numbers View -> Active Editor -> set line
numbers
• Launch Standalone SDK manager about once a
month to stay up to date
• Found in the toolbar far to the right
•Create a separate folder to hold classes and
adapters
•Check for drivers necessary to debug on android
device
•Use Debugger
•Use phone over emulator if you can
Git/GitHub
• A Version Control System, based on a distributed system.
• Four need to know commands - Add, Commit, Push & Pull
• Can use Terminal or GitHub Graphical User Interface (GUI)
• If you like GUI more, try SourceTree
• Add Git Path to Android Studio
Classic Problems
Can’t run phone on computer
Need to enable Virtualization
Can’t use your phone
Either need a better cord
Download drivers
Can’t crunch file
Path to project is too long move it somewhere else